象鼻虫和跳是玛纳斯河流域甜菜苗期的毁灭性害虫,历年为害损失很大.一九五五年石河子总场首次播种甜菜154亩,全部被毁;一九五九年因被害而重播、改播面积达8,865亩,占常年播种面积的23.6%;一九六○年受害面积1,600亩,为总播面积的4.6%.因此,防治象鼻虫及跳便成为甜菜保苗的关键措施. Weevils and jumped beetles are the devastating pests of the beet seedlings in the Manas River basin and have suffered considerable damage during the past years. The total area of ​​Shihezi was planted in 154 hectares of beets for the first time in 1955, and all of them were destroyed. In 1959, The victims were replanted, covering an area of ​​8,865 mu, accounting for 23.6% of the perennial planting area. In 1960, the area affected was 1,600 mu, representing 4.6% of the total sowing area. Therefore, The key measure.